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There are to be 6 homes built on a new development site. They could be semi-detached, detached or terraced houses. How many different combinations of these can you find?

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Number Squares

Start with four numbers at the corners of a square and put the total of two corners in the middle of that side. Keep going... Can you estimate what the size of the last four numbers will be?

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I'm Eight

Find a great variety of ways of asking questions which make 8.

Number Round Up

Stage: 1 Challenge Level: Challenge Level:3 Challenge Level:3 Challenge Level:3

What will you try first?
Why did you put that number there?
Tell me about how you found that solution.
Is there only one solution?

Tell me about this approach.  What do you think s/he was doing?
How do you think this will help to solve the problem?
What do you think s/he would have done next?